Windows and Linux System Administrator - Freelance (M/F)

Collective.workLoire-AtlantiqueEURESpublished 09/11/2026
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Machine translation — original language: French.Show original

CONTEXT

We are looking for a Windows / Linux system administrator for one of our clients in a very interesting technical context.

MISSIONS

  • Installation, configuration, and administration of Windows / Linux environments
  • Management of incidents and client requests
  • Ensuring scripting via Shell
  • Supervising and monitoring environments via Dynatrace and other supervision tools
  • Writing technical documentation
  • Participating in the team's skill development
  • Technological watch and proposal of improvements

TOOLS & ENVIRONMENT

  • Windows Server environments (AD, GPO, DNS, DHCP)
  • Linux environments (Debian, CentOS, Ubuntu)
  • Middleware: Apache, Tomcat, Nginx, IIS, Ansible
  • Supervision: Dynatrace
  • Virtualization: VMware
  • Networks: TCP/IP, VLAN, VPN
  • Scripting: PowerShell, Bash

WORKING CONDITIONS

  • Mission location: Nantes
  • Long-term mission
  • 2 days of teleworking
  • Professional English mandatory
  • Required seniority: 8 to 10 years of experience minimum
  1. 8 to 10 years of experience minimum
  2. Mastery of Windows Server environments (AD, GPO, DNS, DHCP.)
  3. Knowledge of Linux environments (Debian, CentOS, Ubuntu.)
  4. Strong knowledge in middleware (Apache, Tomcat, Nginx, IIS, Ansible)
  5. Experience in supervision: Dynatrace
  6. Skills in virtualization (VMware)
  7. Notions of networks (TCP/IP, VLAN, VPN)
  8. Mastery of scripting: PowerShell, Bash